Electronic timer



FIG. 1 is a right front perspective view of an electronic timer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front perspective view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof. 

The ornamental design for an electronic timer, substantially as is shown. 